Home / 7,492.23-11,241.18-3,109.32

Finding the Fourth Proportional to 7,492.23, 11,241.18 and 3,109.32

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Solution

The fourth proportional to 7,492.23, 11,241.18 and 3,109.32 is: 4,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.23 : 11,241.18 = 3,109.32 : x
  2. Step 2: Convert to fraction form
    7,492.23/11,241.18 = 3,109.32/x
  3. Step 3: Cross multiply
    7,492.23x = 11,241.18 × 3,109.32
  4. Step 4: Simplify right side
    7,492.23x = 34,952,425.80
  5. Step 5: Solve for x
    x = 34,952,425.80/7,492.23
  6. Step 6: Final answer
    x = 4,665.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.